Comparison Console
Zero Tolerance 0393 vs Zero Tolerance 0640BLK
EDC Knives comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Zero Tolerance 0640BLK stands out as the lightest option for weight, with about a 12% gap from the closest alternative. Zero Tolerance 0393 stands out as the cheapest option for retail price, with about a 3% gap from the closest alternative.
Decision Signals
What stands out
Zero Tolerance 0393 stands out as the cheapest option for retail price, with about a 3% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the most expensive option for retail price, with about a 3% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the lightest option for weight, with about a 12% gap from the closest alternative.
Zero Tolerance 0393 stands out as the heaviest option for weight, with about a 14% gap from the closest alternative.
Zero Tolerance 0393 stands out as the shortest option for blade length, with about a 6% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the longest option for blade length, with about a 7% gap from the closest alternative.
Zero Tolerance 0393 stands out as the shortest option for overall length, with about a 3% gap from the closest alternative.
Zero Tolerance 0640BLK stands out as the longest option for overall length, with about a 3% gap from the closest alternative.
Specification Profile
Relative dimensions at a glance
Each axis is normalized against the largest raw value among the products in this comparison. Farther outward means a larger value, not necessarily a better result. Axes with an unverified value are omitted.
Price & carry
Retail price
US$340Cheapest
US$350Most expensive
Weight
142 g (5.01 oz)Heaviest
124.7 g (4.40 oz)Lightest
Dimensions
Blade length
89 mm (3.50 in)Shortest
95 mm (3.74 in)Longest
Overall length
209 mm (8.23 in)Shortest
216 mm (8.50 in)Longest
Closed length
121 mm (4.76 in)
121 mm (4.76 in)
Blade thickness
3.96 mm (0.16 in)Thinnest
4 mm (0.16 in)Thickest
Materials & mechanism
Blade steel
CPM 20CV
CPM 20CV
Handle material
Titanium, glow-in-the-dark carbon fiber overlay
Carbon Fiber & Titanium
Finish
Working finish
DLC
Lock type
Titanium frame lock, hardened steel lockbar insert
Frame Lock
Opening method
Flipper
Unknown
Clip type
Reversible (right/left, tip-up)
Right or left hand, tip up
Use case profile
Best for
Everyday CarryWorkTactical
Everyday Carry (EDC)Tactical UseCollectors
Not best for
Unknown
Unknown
Common praise
High Edge Retention And Corrosion Resistance Due To CPM 20cv SteelSmooth Flipper Opening With Kvt Ball Bearing SystemReversible Pocket Clip For Ambidextrous CarryDurable Titanium Frame Lock With Hardened Steel InsertGlow In The Dark Handle Overlays Enhance Visibility In Low Light
High Quality Build And MaterialsExcellent Blade Steel (CPM 20cv)Lightweight Despite Sturdy ConstructionGood Ergonomics And DesignReliable Frame Lock Mechanism
Common complaints
Discontinued, Harder To Find New UnitsRelatively Heavy At 142 Grams For A Folding Knife
Discontinued Hence Harder To Find NewRelatively High Price Point Compared To Some Alternatives
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